InsidersTradesSigma
Total declarations
Companies
▲ Purchases (1 ops.)
▼ Sales (2 ops.)
Insider track record
CEODisclosed buys
1
Disclosed sells
2
T+90 hit rate
100%
T+90 mean return
+6.4%
Across 1 buy signal with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Browse the complete record of transactions filed by Chao Albert, Chairman & CEO. Director active across 2 companies, notably Westlake Chemical CORP. In total, 22 disclosures have been published. Breakdown: 1 buy · 2 sells. Total volume traded: €2.9m. History available since 11 August 2021. The latest transaction was filed on 11 August 2026 (Levée d'options). Regulator: SEC (Form 4). All data is accessible without signup.
Companies and markets linked to Chao Albert
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations22 total
38,873 shares@ US$61.8650.024% mcap14.2% of flowCommon StockSEC:0001193125-26-345140:0
7,489 shares@ US$79.700.0059% mcap3.5% of flowCommon StockSEC:0001193125-26-345140:1
31,384 shares@ US$80.420.025% mcap14.9% of flowCommon StockSEC:0001193125-26-345140:2
6,193 shares0Common StockSEC:0001193125-26-063663:0
16,555 shares0Common StockSEC:0001193125-26-059211:0
81,673 shares@ US$44.4231.3% of flowCommon StockSEC:0001193125-25-329926:0
33,456 shares0Common StockSEC:0000950170-25-025478:0
17,972 shares0Common StockSEC:0000950170-25-024009:0
45,298 shares@ US$68.0941.4% of flowCommon StockSEC:0000950170-24-098422:0
39,738 shares0Common StockSEC:0000950170-24-017622:0
19,988 shares@ US$63.977517.4% of flowCommon StockSEC:0001209191-23-047915:0
20,000 shares@ US$63.977517.2% of flowCommon StockSEC:0001209191-23-047808:0
52,252 shares0Common StockSEC:0001567619-23-005096:0
52,252 shares0Common StockSEC:0001567619-23-003264:0
26,048 sharesCommon StockSEC:0001567619-23-003133:0
37,876 shares@ US$45.697511.1% of flowCommon StockSEC:0001567619-22-011458:0
30,577 shares0Common StockSEC:0001567619-22-006978:0
30,577 shares0Common StockSEC:0001567619-22-005159:0
18,354 sharesCommon StockSEC:0001567619-22-004823:0
30,787 shares@ US$30.052544.1% of flowCommon StockSEC:0001567619-21-021628:0
30,787 shares@ US$30.052544.0% of flowCommon StockSEC:0001567619-21-021537:0
3,000 shares@ US$86.2111.9% of flowCommon StockSEC:0001567619-21-015170:0
Canonical exit: 9 Nov 2021 (T+90)
22 of 22 declarations
About Chao Albert
Chao Albert is Président-Directeur Général and appears in 19 filings in total. Across the 19 sampled filings, between 2021-08-12 and 2026-02-23, total खरीद?
